Founded by Marian Calabro, CorporateHistory.net is now owned and operated by Heidi Tyline King, a stellar member of the company’s original creative team. Clients seeking anniversary books, history exhibits, and web timelines are encouraged to contact CorporateHistory.net directly.
Working independently, Marian Calabro writes and edits biographies for selected clients. Most recently she has authored reMARKable: How Mark Baiada Built a Billion-Dollar Business, Then Gave It Away—by Living and Working The BAYADA Way. Its initial publication in 2026 will be as an e-book for the BAYADA Home Health Care community.
Led by Calabro from 2004 to 2022, CorporateHistory.net became the frontrunner in its field by creating award-winning books and campaigns for American Water, Annin Flag, BAYADA Home Health Care, The Clorox Company, Dominion Energy, Farmers Insurance, The Pep Boys, and many others. Here’s an overview of those years.












































